• EMAN2
• FAQ

We now encourage people to use the Google Group to ask new Questions. It has a better archive/search infrastructure.

Our Google Group is now the primary place for ongoing EMAN2 discussions. You can also check our bug tracking system

General:

• What paper should I cite if I use EMAN2 for a reconstruction

Installation

• Installation FAQs can be found on the Installation page.

• What sort of computer should I buy ?

BDB Issues

• We use NFS-mounted directories, how can I safely use EMAN2 with it's BDB system

• How can I convert these funny 'bdb' files into something I can use in Chimera or other software ?

• I'm getting funny errors that seem to be related to BDB. What do I do ???

• Can I make a vstack from another vstack, including only a subset of the images ? What will this do ?

Refinement Issues

• What symmetry should I use for my particle if I don't know what it is ?

• How do I pick the correct parameters for automasking during refinement or using the mask.auto3d processor

• I just decided that my box size is too large, and I want to make it smaller, how can I do this without making a mess ?

• I just realized that I forgot to invert my data. I see black protein on a white background. What do I do ?

• I computed my FSC curves and they look funny, what's going on, and how can I get them to look better

Program Specific FAQ

• e2boxer FAQ

• e2make3d FAQ

Programming FAQ

• Is there a way to build a volume EMData object from a set of slices ?

EMAN2 and other software

• Can I convert EMAN2 Euler angles from e2initialmodel.py to Spider (or other) convention ?